windows directx9截屏儲存bmp檔案

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/* * windows directx9截屏儲存bmp檔案 */#include <d3d9.h>  #include <D3dx9tex.h>  #pragma comment(lib, "D3D9.lib")  #pragma comment(lib, "D3dx9.lib")#ifndef SAFE_RELEASE#define SAFE_RELEASE(p) if(p){p->Release();p = NULL;}#endifint main(int argc,char *argv[]){LPDIRECT3DDEVICE9 g_pd3dDevice = NULL;LPDIRECT3DSURFACE9 g_pD3DSurface = NULL;HWND dtHwnd = GetDesktopWindow();LPDIRECT3D9 g_pD3D = Direct3DCreate9(D3D_SDK_VERSION);  if(g_pD3D == NULL) return -1;D3DPRESENT_PARAMETERS d3dpp;  ZeroMemory(&d3dpp,sizeof(d3dpp));  d3dpp.Windowed = true;  d3dpp.Flags = D3DPRESENTFLAG_LOCKABLE_BACKBUFFER;  d3dpp.SwapEffect = D3DSWAPEFFECT_DISCARD;  d3dpp.hDeviceWindow = dtHwnd;HRESULT hr = g_pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, dtHwnd, D3DCREATE_HARDWARE_VERTEXPROCESSING, &d3dpp, &g_pd3dDevice);if(hr != D3D_OK || g_pd3dDevice == NULL)  {return -1;}D3DDISPLAYMODE ddm = {0};  hr = g_pd3dDevice->GetDisplayMode(0, &ddm);  if(hr != D3D_OK)  {SAFE_RELEASE(g_pD3D);return -1;}hr = g_pd3dDevice->CreateOffscreenPlainSurface(ddm.Width, ddm.Height, D3DFMT_A8R8G8B8, D3DPOOL_SYSTEMMEM, &g_pD3DSurface, NULL);  if(hr != D3D_OK)  {SAFE_RELEASE(g_pd3dDevice);SAFE_RELEASE(g_pD3D);return -1;}if(g_pd3dDevice && g_pD3DSurface)  {hr = g_pd3dDevice->GetFrontBufferData(0, g_pD3DSurface);if(hr == D3D_OK){hr = D3DXSaveSurfaceToFile("directx9.bmp", D3DXIFF_BMP, g_pD3DSurface, NULL, NULL);  }}SAFE_RELEASE(g_pD3DSurface);SAFE_RELEASE(g_pd3dDevice);SAFE_RELEASE(g_pD3D); return 1;}

directx9_bmp.cpp

windows directx9截屏儲存bmp檔案